./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:11,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:11,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:11,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:11,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:11,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:11,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:11,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:11,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:11,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:11,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:11,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:11,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:11,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:11,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:11,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:11,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:11,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:11,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:11,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:11,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:11,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:12,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:12,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:12,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:12,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:12,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:12,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:12,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:12,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:12,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:12,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:12,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:12,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:12,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:12,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:12,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:12,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:12,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:12,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:12,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:12,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:12,059 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:12,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:12,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:12,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:12,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:12,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:12,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:12,064 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:12,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:12,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:12,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:12,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:12,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:12,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:12,066 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:12,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:12,067 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:12,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:12,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:12,068 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:12,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:12,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:12,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:12,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:12,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:12,069 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:12,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:12,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:12,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 [2021-11-23 15:31:12,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:12,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:12,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:12,473 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:12,474 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:12,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2021-11-23 15:31:12,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/ff0640d2d/0be26eb447494da98fbb497069ac9e0f/FLAG8a225f558 [2021-11-23 15:31:13,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:13,879 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2021-11-23 15:31:13,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/ff0640d2d/0be26eb447494da98fbb497069ac9e0f/FLAG8a225f558 [2021-11-23 15:31:14,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/ff0640d2d/0be26eb447494da98fbb497069ac9e0f [2021-11-23 15:31:14,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:14,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:14,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:14,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:14,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:14,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:14" (1/1) ... [2021-11-23 15:31:14,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283b992f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:14, skipping insertion in model container [2021-11-23 15:31:14,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:14" (1/1) ... [2021-11-23 15:31:14,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:14,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:17,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2021-11-23 15:31:17,315 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:17,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:17,805 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:19,458 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2021-11-23 15:31:19,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:19,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:19,607 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:19,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19 WrapperNode [2021-11-23 15:31:19,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:19,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:19,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:19,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:19,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:19,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,448 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13262 [2021-11-23 15:31:20,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:20,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:20,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:20,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:20,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:20,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:21,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:21,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:21,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:21,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:21,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:21,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:19" (1/1) ... [2021-11-23 15:31:21,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:21,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:21,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:21,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:31:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:31:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:31:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:31:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:31:21,475 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:31:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:31:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:31:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:31:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:31:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:31:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:31:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:31:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:31:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:21,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:21,813 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:21,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:32,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:32,633 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:31:32,646 INFO L158 Benchmark]: Toolchain (without parser) took 18619.07ms. Allocated memory was 119.5MB in the beginning and 878.7MB in the end (delta: 759.2MB). Free memory was 69.0MB in the beginning and 633.8MB in the end (delta: -564.8MB). Peak memory consumption was 330.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:32,648 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:32,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5581.13ms. Allocated memory was 119.5MB in the beginning and 283.1MB in the end (delta: 163.6MB). Free memory was 69.0MB in the beginning and 172.3MB in the end (delta: -103.4MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:32,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 840.15ms. Allocated memory is still 283.1MB. Free memory was 172.3MB in the beginning and 148.2MB in the end (delta: 24.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:32,654 INFO L158 Benchmark]: Boogie Preprocessor took 756.17ms. Allocated memory was 283.1MB in the beginning and 566.2MB in the end (delta: 283.1MB). Free memory was 148.2MB in the beginning and 403.0MB in the end (delta: -254.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:32,656 INFO L158 Benchmark]: RCFGBuilder took 11434.94ms. Allocated memory was 566.2MB in the beginning and 878.7MB in the end (delta: 312.5MB). Free memory was 403.0MB in the beginning and 633.8MB in the end (delta: -230.8MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. [2021-11-23 15:31:32,668 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 52.5MB in the beginning and 52.5MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5581.13ms. Allocated memory was 119.5MB in the beginning and 283.1MB in the end (delta: 163.6MB). Free memory was 69.0MB in the beginning and 172.3MB in the end (delta: -103.4MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 840.15ms. Allocated memory is still 283.1MB. Free memory was 172.3MB in the beginning and 148.2MB in the end (delta: 24.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 756.17ms. Allocated memory was 283.1MB in the beginning and 566.2MB in the end (delta: 283.1MB). Free memory was 148.2MB in the beginning and 403.0MB in the end (delta: -254.8MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * RCFGBuilder took 11434.94ms. Allocated memory was 566.2MB in the beginning and 878.7MB in the end (delta: 312.5MB). Free memory was 403.0MB in the beginning and 633.8MB in the end (delta: -230.8MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:31:32,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:35,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:35,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:35,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:35,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:35,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:35,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:35,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:35,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:36,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:36,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:36,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:36,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:36,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:36,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:36,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:36,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:36,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:36,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:36,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:36,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:36,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:36,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:36,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:36,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:36,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:36,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:36,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:36,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:36,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:36,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:36,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:36,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:36,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:36,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:36,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:36,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:36,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:36,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:36,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:36,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:36,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:36,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:36,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:36,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:36,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:36,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:36,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:36,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:36,162 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:36,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:36,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:36,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:36,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:36,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:36,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:36,165 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:36,166 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:36,166 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:36,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:36,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:36,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:36,167 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:36,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:36,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:36,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:36,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:36,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:36,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:36,170 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:36,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:36,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:36,171 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:36,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:36,172 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 [2021-11-23 15:31:36,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:36,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:36,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:36,771 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:36,773 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:36,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2021-11-23 15:31:36,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/d1b1773c3/4bc111c651f54e66bd034eef53d3fcc5/FLAGc287dc452 [2021-11-23 15:31:38,339 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:38,340 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2021-11-23 15:31:38,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/d1b1773c3/4bc111c651f54e66bd034eef53d3fcc5/FLAGc287dc452 [2021-11-23 15:31:38,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/data/d1b1773c3/4bc111c651f54e66bd034eef53d3fcc5 [2021-11-23 15:31:38,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:38,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:38,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:38,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:38,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:38,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:38" (1/1) ... [2021-11-23 15:31:38,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1970b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:38, skipping insertion in model container [2021-11-23 15:31:38,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:38" (1/1) ... [2021-11-23 15:31:38,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:39,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:42,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2021-11-23 15:31:42,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:42,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:42,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:44,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2021-11-23 15:31:44,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:31:44,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:44,796 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:44,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44 WrapperNode [2021-11-23 15:31:44,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:44,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:44,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:44,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:44,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:44,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:45,767 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13217 [2021-11-23 15:31:45,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:45,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:45,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:45,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:45,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:45,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:45,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:45,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:46,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:46,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:46,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:46,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:46,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:46,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:46,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:46,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:44" (1/1) ... [2021-11-23 15:31:46,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:46,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:46,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:46,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:31:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:31:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:31:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:31:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:31:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:31:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:31:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:31:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:31:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:31:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:31:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:31:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:31:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:31:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:46,866 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:46,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:32:00,960 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:32:01,081 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:32:01,088 INFO L158 Benchmark]: Toolchain (without parser) took 22211.92ms. Allocated memory was 62.9MB in the beginning and 1.0GB in the end (delta: 975.2MB). Free memory was 29.9MB in the beginning and 730.1MB in the end (delta: -700.2MB). Peak memory consumption was 351.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,089 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:32:01,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5921.28ms. Allocated memory was 62.9MB in the beginning and 174.1MB in the end (delta: 111.1MB). Free memory was 29.6MB in the beginning and 78.1MB in the end (delta: -48.4MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 969.55ms. Allocated memory was 174.1MB in the beginning and 266.3MB in the end (delta: 92.3MB). Free memory was 78.1MB in the beginning and 140.9MB in the end (delta: -62.8MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,093 INFO L158 Benchmark]: Boogie Preprocessor took 674.97ms. Allocated memory was 266.3MB in the beginning and 557.8MB in the end (delta: 291.5MB). Free memory was 140.9MB in the beginning and 416.6MB in the end (delta: -275.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,094 INFO L158 Benchmark]: RCFGBuilder took 14639.53ms. Allocated memory was 557.8MB in the beginning and 1.0GB in the end (delta: 480.2MB). Free memory was 416.6MB in the beginning and 730.1MB in the end (delta: -313.5MB). Peak memory consumption was 243.3MB. Max. memory is 16.1GB. [2021-11-23 15:32:01,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 48.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5921.28ms. Allocated memory was 62.9MB in the beginning and 174.1MB in the end (delta: 111.1MB). Free memory was 29.6MB in the beginning and 78.1MB in the end (delta: -48.4MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 969.55ms. Allocated memory was 174.1MB in the beginning and 266.3MB in the end (delta: 92.3MB). Free memory was 78.1MB in the beginning and 140.9MB in the end (delta: -62.8MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 674.97ms. Allocated memory was 266.3MB in the beginning and 557.8MB in the end (delta: 291.5MB). Free memory was 140.9MB in the beginning and 416.6MB in the end (delta: -275.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * RCFGBuilder took 14639.53ms. Allocated memory was 557.8MB in the beginning and 1.0GB in the end (delta: 480.2MB). Free memory was 416.6MB in the beginning and 730.1MB in the end (delta: -313.5MB). Peak memory consumption was 243.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:32:01,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b722557-e7d7-4c8e-b4f7-cf135e12255f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable